package com.sea.operate.controller;

import com.codecrane.core.util.DateUtils;
import com.codecrane.core.util.ExcelUtil;
import com.codecrane.core.web.Ajax;
import com.codecrane.core.web.AjaxReturn;
import com.codecrane.core.web.AjaxTableReturn;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.sea.operate.entity.Related;
import com.sea.operate.service.RelatedService;
import com.sea.operate.service.RelatedSkuService;
import com.sea.product.service.ChannelService;
import com.sea.supply.entity.Receive;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.dao.DuplicateKeyException;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;
import java.util.Date;
import java.util.List;


/**
 *  控制器
 * @author 陈鸿飞
 *  <br/>
 *  <br/>
 */
@Controller
@RequestMapping("/sea/operate/related")
public class RelatedController {

    @Autowired
    private ChannelService channelService;
    @Autowired
    private RelatedService relatedService;
    @Autowired
    private RelatedSkuService relatedSkuService;



    /**
     * 管理主页面
     *
     * @param model
     * @return
     */
    @RequestMapping("/main")
    public String main(Model model) {
        model.addAttribute("channel",channelService.findByCnd(null));

        return "/sea/operate/related/main";
    }


    /**
     * 分页条件查询
     *
     * @param pagesize
     * @param start
     * @return
     */
    @ResponseBody
    @RequestMapping("/findByCnd")
    public AjaxTableReturn findByCnd(@RequestParam(value = "limit", defaultValue = "10") int pagesize,
                                     @RequestParam(value = "offset", defaultValue = "0") int start,
                                     Related related) {
        start = start > 0 ? start / pagesize + 1 : 1;
        PageHelper.startPage(start, pagesize);
        List<Related> relatedList = relatedService.findByCnd(related);
        PageInfo<Related> page = new PageInfo<Related>(relatedList);
        return Ajax.tableDataOk(page.getTotal(), page.getList());
    }

    @RequestMapping("/import")
    @ResponseBody
    public AjaxReturn importClubDo(Model model, MultipartFile file) {
        AjaxReturn result = Ajax.fail().setMsg("保存失败！");
        try {
            if (null == file || file.isEmpty()) {
                return result.setMsg("请上传文件！！！");
            } else {
                String fileName = file.getOriginalFilename();
                if (!(fileName.contains(".xls"))) {
                    return result.setMsg("只能上传excel文件！！！");
                }
                relatedService.importRelated(file.getInputStream(), fileName);
                result.setOk(true);
                result.setMsg("上传成功！！");
            }
        } catch (Exception e) {
            e.printStackTrace();
            result.setMsg(e.getMessage());
            return result;
        }
        return result;
    }


    /**
     * 保存
     * @param related
     * @return
     */
    @ResponseBody
    @RequestMapping(value = "/save", method = RequestMethod.POST)
    public AjaxReturn save(Related related) {
        AjaxReturn result = Ajax.fail().setMsg("保存失败！");
        try{
            if (null != related && relatedService.save(related) > 0) {
                relatedSkuService.updateListingName();
                result.setOk(true).setMsg("保存成功！");
            }
        }catch (DuplicateKeyException e){
            result.setMsg("当前Listing不能重复!");
            return result;
        } catch (Exception e){
            e.printStackTrace();
            result.setMsg("系统异常,请联系管理员!");
            return result;
        }
        return result;
    }

    /**
     * 保存
     * @param related
     * @return
     */
    @ResponseBody
    @RequestMapping(value = "/usave", method = RequestMethod.POST)
    public AjaxReturn usave(Related related) {
        AjaxReturn result = Ajax.fail().setMsg("修改失败！");
        try{
            if (null != related && relatedService.usave(related) > 0) {
                relatedSkuService.updateListingName();
                result.setOk(true).setMsg("修改成功！");
            }
        }catch (DuplicateKeyException e){
            result.setMsg("当前Listing不能重复!");
            return result;
        } catch (Exception e){
            e.printStackTrace();
            result.setMsg("系统异常,请联系管理员!");
            return result;
        }
        return result;
    }

    /**
     * 导出收货数据
     *
     * @param request
     * @param response
     */
    @RequestMapping(value = "/export")
    @ResponseBody
    public void export(HttpServletRequest request, HttpServletResponse response, Related related) {
        List<Related> list=relatedService.findByCnd(related);
        String[] title = {"Listing名称","ASIN名称","渠道","Listing名称(En)"};
        String fileName = "对照表" + DateUtils.dateToString(new Date(),"yyyyMMdd") + ".xls";
        String sheetName = "对照表";
        String[][] content = new String[list.size()][4];
        for (int i = 0; i < list.size(); i++) {
            content[i] = new String[title.length];
            Related obj = list.get(i);
            content[i][0] = obj.getRelatedListing();
            content[i][1] = obj.getRelatedAsin();
            content[i][2] = obj.getRelatedChannelName();
            content[i][3] = obj.getRelatedListingEn();
        }
        //创建HSSFWorkbook
        HSSFWorkbook wb = ExcelUtil.getHSSFWorkbook(sheetName, title, content, null);
        //响应到客户端
        try {
            this.setResponseHeader(response, fileName);
            OutputStream os = response.getOutputStream();
            wb.write(os);
            os.flush();
            os.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    //发送响应流方法
    public void setResponseHeader(HttpServletResponse response, String fileName) {
        try {
            try {
                fileName = new String(fileName.getBytes(),"ISO8859-1");
            } catch (UnsupportedEncodingException e) {
                e.printStackTrace();
            }
            response.setContentType("application/octet-stream;charset=ISO8859-1");
            response.setHeader("Content-Disposition", "attachment;filename="+ fileName);
            response.addHeader("Pargam", "no-cache");
            response.addHeader("Cache-Control", "no-cache");
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }
}
